<template>
  <div class="app-container">
    <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
      <el-form-item>
        <el-input v-model="dataForm.key" placeholder="参数名" clearable></el-input>
      </el-form-item>
      <el-form-item>
        <el-button @click="getDataList()">查询</el-button>
        <el-button type="danger" @click="deleteHandle()" :disabled="dataListSelections.length <= 0">批量删除</el-button>
      </el-form-item>
    </el-form>
    <el-table
      :data="dataList"
      border
      v-loading="dataListLoading"
      @selection-change="selectionChangeHandle"
      style="width: 100%;">
      <el-table-column
        type="selection"
        header-align="center"
        align="center"
        width="50">
      </el-table-column>
      <el-table-column
        prop="id"
        header-align="center"
        align="center"
        label="id">
      </el-table-column>
      <el-table-column
        prop="couponId"
        header-align="center"
        align="center"
        label="优惠券id">
      </el-table-column>
      <el-table-column
        prop="memberId"
        header-align="center"
        align="center"
        label="会员id">
      </el-table-column>
      <el-table-column
        prop="memberNickName"
        header-align="center"
        align="center"
        label="会员名字">
      </el-table-column>
      <el-table-column
        prop="getType"
        header-align="center"
        align="center"
        label="获取方式">
        <template slot-scope="scope">
          {{ scope.row.getType === 0 ? '后台赠送' : '自行领取' }}
        </template>
      </el-table-column>
      <el-table-column
        prop="createTime"
        header-align="center"
        align="center"
        label="创建时间">
        <template slot-scope="scope">
          {{ renderTime(scope.row.createTime) }}
        </template>
      </el-table-column>
      <el-table-column
        prop="useType"
        header-align="center"
        align="center"
        label="使用状态">
        <template slot-scope="scope">
          <i :class="scope.row.useType === 0 ? 'el-icon-circle-close' : scope.row.useType === 1 ? 'el-icon-success' : 'el-icon-remove-outline'"></i>
          {{ scope.row.useType === 0 ? '未使用' : scope.row.useType === 1 ? '已使用' : '过期' }}
        </template>
      </el-table-column>
      <el-table-column
        prop="useTime"
        header-align="center"
        align="center"
        label="使用时间">
        <template slot-scope="scope">
          {{ scope.row.useTime === null ? '' : renderTime(scope.row.useTime) }}
        </template>
      </el-table-column>
      <el-table-column
        prop="orderSn"
        header-align="center"
        align="center"
        label="订单号">
      </el-table-column>
      <el-table-column
        fixed="right"
        header-align="center"
        align="center"
        width="80"
        label="操作">
        <template slot-scope="scope">
          <el-button type="danger" size="small" @click="deleteHandle(scope.row.id, scope.row.name)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      style="margin-top: 20px"
      @size-change="sizeChangeHandle"
      @current-change="currentChangeHandle"
      :current-page="pageIndex"
      :page-sizes="[10, 20, 50, 100]"
      :page-size="pageSize"
      :total="totalPage"
      layout="total, sizes, prev, pager, next, jumper">
    </el-pagination>
  </div>
</template>

<script>
  import { list, delMultiple } from '@/api/coupon/coupon-history'

  export default {
    data () {
      return {
        dataForm: {
          key: ''
        },
        dataList: [],
        pageIndex: 1,
        pageSize: 10,
        totalPage: 0,
        dataListLoading: false,
        dataListSelections: [],
        addOrUpdateVisible: false
      }
    },
    activated () {
      this.getDataList()
    },
    created() {
      this.getDataList()
    },
    methods: {
      // 获取数据列表
      getDataList () {
        this.dataListLoading = true
        list({
          'page': this.pageIndex,
          'limit': this.pageSize,
          'key': this.dataForm.key
        }).then((data) => {
          this.dataList = data.page.list
          this.totalPage = data.page.totalCount
          this.dataListLoading = false
        }).catch(()=>{
          this.dataList = []
          this.totalPage = 0
          this.dataListLoading = false
        })
      },
      // 每页数
      sizeChangeHandle (val) {
        this.pageSize = val
        this.pageIndex = 1
        this.getDataList()
      },
      // 当前页
      currentChangeHandle (val) {
        this.pageIndex = val
        this.getDataList()
      },
      // 多选
      selectionChangeHandle (val) {
        this.dataListSelections = val
      },
      // 新增 / 修改
      addOrUpdateHandle (id) {
        this.addOrUpdateVisible = true
        this.$nextTick(() => {
          this.$refs.addOrUpdate.init(id)
        })
      },
      // 删除
      deleteHandle (id, name) {
        const names = []
        const ids = []
        if (id) {
          ids.push(id)
          names.push(' 【' + name + '】 ')
        } else {
          this.dataListSelections.map(item => {
            ids.push(item.id)
            names.push(' 【' + item.name + '】 ')
            return item.id
          })
        }
        this.$confirm(`确定对 ${names.join(',')} 进行${id ? '删除' : '批量删除'}操作?`, '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(() => {
          delMultiple(ids)
          .then(() => {
              this.$message({
                message: '操作成功',
                type: 'success'
              })
              this.getDataList()
          }).catch((data)=>{
            this.$message.error(data.msg)
          })
        }).catch(()=>{})
      },
      renderTime(date) {
        const dateee = new Date(date).toJSON();
        return new Date(+new Date(dateee) + 8 * 3600 * 1000).toISOString().replace(/T/g, ' ').replace(/\.[\d]{3}Z/, '')
      }
    }
  }
</script>
